How can i send acknowledgment

Summary

I am using a while loop for building these flow if I build ACK block inside loop its send every time ACK to the client.

Content

I have a requirement, I need to check PR budgets for multiple lines and if available I want to create a temp table for those multiple lines. and I want to send an overall acknowledgment for client

I am using a while loop for building these flow if I build ACK block inside loop its send every time ACK to the client. 

my expectation is sent a one-time ack for multiple successful budgets,